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Finding the Fourth Proportional to 111,751.41, 167,627.11 and 32,865.64

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Solution

The fourth proportional to 111,751.41, 167,627.11 and 32,865.64 is: 49,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,751.41 : 167,627.11 = 32,865.64 : x
  2. Step 2: Convert to fraction form
    111,751.41/167,627.11 = 32,865.64/x
  3. Step 3: Cross multiply
    111,751.41x = 167,627.11 × 32,865.64
  4. Step 4: Simplify right side
    111,751.41x = 5,509,171,249.04
  5. Step 5: Solve for x
    x = 5,509,171,249.04/111,751.41
  6. Step 6: Final answer
    x = 49,298.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.